package org.jeecg.modules.iot.service.impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.beanutils.PropertyUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.shiro.SecurityUtils;
import org.jeecg.common.api.vo.Result;
import org.jeecg.common.system.vo.LoginUser;
import org.jeecg.modules.iot.entity.RealParameter;
import org.jeecg.modules.iot.mapper.RealParameterMapper;
import org.jeecg.modules.iot.service.IRealParameterService;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;

/**
 * @Description: 实设备参数
 * @Author: cuikaidong
 * @Date: 2025-1-2
 * @Version: V1.0
 */
@Slf4j
@Service
public class RealParameterServiceImpl extends ServiceImpl<RealParameterMapper, RealParameter> implements IRealParameterService {

    @Override
    public RealParameter findByParameterCode(String parameterCode) {
        return new LambdaQueryChainWrapper<>(baseMapper)
                .eq(RealParameter::getParameterCode, parameterCode)
                .one();
    }

    @Override
    public List<RealParameter> findRealParameterByIds(Set<String> ids) {
        return new LambdaQueryChainWrapper<>(baseMapper).in(RealParameter::getParameterGroupId, ids).list();
    }

    @Override
    public IPage<RealParameter> findRealParameterPage(Page<RealParameter> pages, Map<String, Object> params) {
        return baseMapper.findRealParameterPage(pages, params);
    }

    @Override
    public Boolean findRealParameterByName(RealParameter realParameter) {
        List<RealParameter> realParameters = new LambdaQueryChainWrapper<>(baseMapper)
                .eq(RealParameter::getParameterGroupId, realParameter.getParameterGroupId())
                .eq(RealParameter::getParameterName, realParameter.getParameterName())
                .list();
        return realParameters.size() > 0;
    }

    @Override
    public Boolean findRealParameterByCode(RealParameter realParameter) {
        List<RealParameter> realParameters = new LambdaQueryChainWrapper<>(baseMapper)
                .eq(RealParameter::getParameterGroupId, realParameter.getParameterGroupId())
                .eq(RealParameter::getParameterCode, realParameter.getParameterCode())
                .list();
        return realParameters.size() > 0;
    }

    /**
     * 通过excel导入数据
     *
     * @param request
     * @param response
     * @return
     */
    @Override
    public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
        String parameterGroupId = request.getParameter("param1");
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
        for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
            MultipartFile file = entity.getValue();// 获取上传文件对象
            ImportParams params = new ImportParams();
            params.setTitleRows(2);
            params.setHeadRows(1);
            params.setNeedSave(true);
            try {
                List<RealParameter> realList = ExcelImportUtil.importExcel(file.getInputStream(), RealParameter.class, params);
                // 查询最新编号
                AtomicReference<Integer> parameterCode = new AtomicReference<>(this.findRealParameterGroupId(parameterGroupId));
                for (int i = 0; i < realList.size(); i++) {
                    Integer line = i + 2;
                    RealParameter real = realList.get(i);
                    if (StringUtils.isEmpty(real.getParameterName())) {
                        return Result.error("文件导入失败:" + line + "行，参数名称未填写");
                    }
                    if (StringUtils.isEmpty(real.getParameterType())) {
                        return Result.error("文件导入失败:" + line + "行，数据类型未填写");
                    }
                    if (StringUtils.isEmpty(real.getAddress())) {
                        return Result.error("文件导入失败:" + line + "行，地址未填写");
                    }
                    if (StringUtils.isEmpty(real.getReadWriteType())) {
                        return Result.error("文件导入失败:" + line + "行，读写类型未填写");
                    }
                    // 填充参数
                    parameterCode.set(parameterCode.get() + 1);
                    real.setParameterGroupId(parameterGroupId);
                    real.setParameterCode(parameterCode.get());
                    // 验证参数名称是否重复
                    if (this.findRealParameterByName(real)) {
                        return Result.error("文件导入失败:" + line + "行，" + real.getParameterName() + "参数名称已重复");
                    }
                    // 如果是string必须填写字符串长度
                    if (real.getReadWriteType().equals("String")) {
                        if (real.getDataLength() == null) {
                            return Result.error("文件导入失败:" + line + "行，字符串长度未填写");
                        }
                    }
                }
                //update-begin-author:taoyan date:20190528 for:批量插入数据
                long start = System.currentTimeMillis();
                saveBatch(realList);
                //400条 saveBatch消耗时间1592毫秒  循环插入消耗时间1947毫秒
                //1200条  saveBatch消耗时间3687毫秒 循环插入消耗时间5212毫秒
                log.info("消耗时间" + (System.currentTimeMillis() - start) + "毫秒");
                //update-end-author:taoyan date:20190528 for:批量插入数据
                return Result.ok("文件导入成功！数据行数：" + realList.size());
            } catch (Exception e) {
                log.error(e.getMessage(), e);
                return Result.error("文件导入失败:" + e.getMessage());
            } finally {
                try {
                    file.getInputStream().close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return Result.error("文件导入失败！");
    }

    @Override
    public ModelAndView exportXls(HttpServletRequest request, RealParameter realParameter, String title) {
        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        // Step.2 获取导出数据
        List<RealParameter> pageList = new LambdaQueryChainWrapper<>(baseMapper)
                .eq(RealParameter::getParameterGroupId, realParameter.getParameterGroupId())
                .list();
        // Step.3 AutoPoi 导出Excel
        ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
        mv.addObject(NormalExcelConstants.FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
        mv.addObject(NormalExcelConstants.CLASS, RealParameter.class);
        mv.addObject(NormalExcelConstants.PARAMS, new ExportParams(title + "报表", "导出人:" + sysUser.getRealname(), title));
        mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
        return mv;
    }

    @Override
    public Integer findRealParameterGroupId(String groupCode) {
        List<RealParameter> list = new LambdaQueryChainWrapper<>(baseMapper)
                .eq(RealParameter::getParameterGroupId, groupCode)
                .orderByDesc(RealParameter::getParameterCode)
                .list();
        if (list.size() == 0) {
            return 1;
        }
        return list.get(0).getParameterCode() + 1;
    }

    /**
     * 获取对象ID
     *
     * @return
     */
    private String getId(RealParameter item) {
        try {
            return PropertyUtils.getProperty(item, "id").toString();
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

}